Mod K-MOD102 Instructions Manual Download Page 10

Step 7 – Mount the Output Transformer (TR2)

Drawing 3

shows where to mount the output transformer P-T31. 

A) Hold the transformer up above the chassis and push the wires through their respective grommet holes as 
indicated on the drawing.

B) Place the transformer on the chassis so that the mounting holes line up with the transformer feet.

C) Use #6 mounting hardware to fasten the power transformer in place.

(2)

(2)

(2)

SECTION 2 – Mounting of Front Components

Please refer to D

rawing 4

.  

Step 1 – Mount the Lamp Holder

Drawing 4 

shows where to mount the lamp holder.  Be sure to mount it so that its solder lugs point towards 

the bottom opening of the chassis box.  (Once the lamp holder is mounted you may screw in the bulb and then 
the jewel).

Step 2 – Mount the Power Switch

Drawing 4 

shows where to mount the power switch.  Be 

sure  to  mount  the  power  switch  with  its  solder  lugs 
directed toward the chassis top.

Step 3 – Mount the Bass, Treble, and Volume Pots

Drawing 4 

shows where to mount the bass, treble, and volume pots.  When they are mounted, turn their shafts all 

the  way  counter-clockwise.    (Once  you  have  done  this,  you  can  mount  the  knobs  while  pointing  to  “0”  and 
tightening their set screws).

Step 4 – Mount the Input Jack

Drawing 4 

shows where to mount the input jack.

(1)

ccw

0

10

It is good idea to use a 

contact cleaner on each pot 

before mounting.

10

Bend back mounting tabs

250KA

Chassis Bottom

(2)

1MA

Chassis Bottom

(1)

(3)

Set screw

Summary of Contents for K-MOD102

Page 1: ...lumes MOD 102 GUITAR AMP KIT K MOD102 F VOLUME 0 1 2 3 4 5 6 7 8 9 10 TREBLE 0 1 2 3 4 5 6 7 8 9 10 ON OFF MOD 102 TUBE AMP KIT BASS 0 1 2 3 4 5 6 7 8 9 10 The MOD102 F is the foreign Non USA version...

Page 2: ...Connect Front Mounted Components 14 Section 6 Connect Rear Mounted Components 14 Section 7 Finish Connecting the Transformer and Power Supply Wires 15 Section 8 Connect the Tube Filament Wiring 15 Sec...

Page 3: ...Use 16 AWG speaker cable to connect from the amplifier to your speaker cabinet The web site www modkitsdiy com has been set up to help answer your questions after you have thoroughly read through the...

Page 4: ...nuts 4 10 lock washers 4 TUBES Description Quantity 12AX7 ECC83 1 6BQ5 EL84 1 TRANSFORMERS Description Quantity Power Transformer 369EX 1 Output Transformer P T31 1 4 CAPACITORS Description Quantity...

Page 5: ...en plugged in at one time may have high voltage present ON STANDBY The one hand rule pictured below is a safety precaution for working on an amp that is plugged in or could potentially have high volta...

Page 6: ...e a good solder joint Take your time with each connection and make sure that all components are connected and will remain connected if your project is bumped or shaken Bend the component lead or wire...

Page 7: ...ings and then cutting it with your wire cutters at a length that will give it a little bit of slack after stripping off the insulation and soldering It is important not to make the wires too long Be c...

Page 8: ...Component Mounting Bracket 4 Step 3 Mount the 9 pin miniature tube socket for the 12AX7 with its tube shield Drawing 2 shows where to mount the 9 pin miniature socket V1 Make sure that pins 1 9 face t...

Page 9: ...kaging Drawings 2 3 show where to mount the power transformer A Use the first page of the Assembly Drawings Primary Wiring Diagrams to determine which primary wires you will need to use for your count...

Page 10: ...rds the bottom opening of the chassis box Once the lamp holder is mounted you may screw in the bulb and then the jewel Step 2 Mount the Power Switch Drawing 4 shows where to mount the power switch Be...

Page 11: ...Solder Components to Their Terminal Strip Locations Please see page 6 Soldering Tips if you are new to making solder connections Drawing 6 shows each passive circuit component and its respective locat...

Page 12: ...gth of white wire about 1 5 from T1 3 to T1 1 When connecting the wire you want to strip about of insulation off of each end to wrap around terminals 2 Connect a short length of white wire about 1 5 f...

Page 13: ...t a 1 5K resistor from T4 1 to T4 3 5 Connect a short length of white wire 2 25 from T4 5 to V1 1 6 Connect a short length of white wire 2 25 from T4 3 to V1 3 Connect T5 components 1 Connect a short...

Page 14: ...e lamp holder It does not matter which green wire connects to which lug Be careful to leave the upper lug holes open for a future connection to the tube filaments 2 Connect the N Wire s for your count...

Page 15: ...Line L also known as Hot wire to the central lug on the fuse holder 5 Connect the power cord s Earth E also known as Ground wire to T2 1 SECTION 7 Finish Connecting the Transformer and Power Supply Wi...

Page 16: ...r remove their backing and stick them to the cover to serve as feet A good place to put them would be near each self tap screw Put the tubes in their sockets Attach the Chassis Cover and Rubber Bumper...

Page 17: ...the labels is sectioned into eight pieces to help you cut out a nice circular shape for placement over its respective chassis hole ON OFF ON OFF MOD 102 TUBE AMP KIT BASS BASS 0 1 2 3 4 5 6 7 8 9 10...

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